Avalanche Forecast
Issued: Dec 2nd, 2022 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs.
trettie,
Avalanche Canada
After many windy and cold days the best riding is likely in sheltered terrain that is less wind effected and where cold temps have softened the snow surface
Summary
Confidence
Avalanche Summary
No new avalanches were reported in the past few days.
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Snowpack Summary
The upper snowpack has been heavily wind effected, with hard wind slabs found on all aspects. Sustained cold temperatures has likely softening the snow surface in non wind effected terrain. An average of 65 to 90cm can be found at treeline in White Pass. Upwards of 100 cm may exist in wind-loaded areas.
The lower snowpack consists of soft, sugary facets and a crust near ground level.
Weather Summary
Friday Night
Trace amounts of new snow expected. Winds moderate from the northwest at ridge top. temperatures around -24 at valley bottom. Possibility of a temperature inversion with temperatures at treeline around -15.
Saturday
Mostly clear with no new snow expected. Light winds from the northwest. Temperatures around -14 at valley bottom. Temperature inversion with temperatures at 1500m around -1.
Sunday
Mostly cloudy with light flurries bringing trace amounts of new snow. Light northerly winds. Temperature inversion with temperatures around -3 at 1500m and -11 at valley bottom.
Monday
A mix of sun and cloud with no new snow expected. Light to moderate westerly winds with a continued temperature inversion.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Recent wind has varied in direction so watch for wind slabs on all aspects.
- Avoid steep, rocky, and wind effected areas where triggering slabs is more likely.
Problems
Wind Slabs
Winds continue to vary in direction. These wind slabs are likely becoming challenging to trigger but rider triggerable wind slab could still be found in steep rocky terrain below ridge crests.
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Dec 3rd, 2022 4:00PM
